The food safety agency says it is investigating the BSE cow's feed source and whether any other cattle have the disease.

A case of BSE in 2003 at an Alberta farm devastated Canada's beef industry as 40 countries closed their borders to Canadian cattle and beef products, although most of those markets have since reopened.

OPINION Retired NASA climate scientist, James Hansen, commented in a recent interview that he wasn't terribly worried about the potential of CO2 to disrupt climate back in the 1980s because he “...thought th